Christmas turns everyone who celebrates it into a classic film fan-at least for that special season. The average person, unlike devoted classic film fans, may not recognize images of Clark Gable or know who James Wong Howe was, or be able to tell you why 1939 was such a spectacular year for films. But when yuletide rolls around, they rejoice with Miracle on 34th Street, It's a Wonderful Life, and of course, White Christmas...